Maandelijks: juni 2015

With OpenShift as the new wave in technology our Java-application using Elasticsearch also needs to be deployable on OpenShift. There is a nice cartridge available, provided by rbrower3. Diving deep we will find a way to connect to it.

When working with GORM domain classes and using DetachedCriteria (for example the ‘where’ method on domain classes), you will notice at some point that all joins will be inner joins! If the database setup requires an outer (left) join, then the default GORM api has no way to specify this, so you will need a workaround. This workaround works by … Lees verder Outer joins and domain classes

In the previous blog post we learned how we could scale an application horizontally. If you run your application on multiple gears, life becomes a bit more complicated. If you are investigating a production problem, the first thing in general to look at is the applications log file. Since there is now more than one instance, there are multiple log … Lees verder Managing multiple gears with Open Shift